renaming to Thermion
This commit is contained in:
Nick Fisher
224
examples/flutter/example/lib/menus/camera_submenu.dart
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224
examples/flutter/example/lib/menus/camera_submenu.dart
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import 'dart:async';
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import 'dart:math';
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import 'package:flutter/material.dart';
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import 'package:vector_math/vector_math_64.dart' as v;
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import 'package:thermion_flutter/thermion_flutter.dart';
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import 'package:thermion_dart/thermion_dart/abstract_filament_viewer.dart';
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import 'package:thermion_flutter_example/main.dart';
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class CameraSubmenu extends StatefulWidget {
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final ThermionFlutterPlugin controller;
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const CameraSubmenu({super.key, required this.controller});
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@override
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State<StatefulWidget> createState() => _CameraSubmenuState();
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}
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class _CameraSubmenuState extends State<CameraSubmenu> {
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double? _near;
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double? _far;
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@override
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void initState() {
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super.initState();
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widget.controller.viewer.initialized.then((_) {
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widget.controller.viewer.getCameraCullingNear().then((v) {
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_near = v;
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widget.controller.viewer.getCameraCullingFar().then((v) {
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_far = v;
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setState(() {});
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});
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});
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});
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}
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final _menuController = MenuController();
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List<Widget> _cameraMenu() {
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return [
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MenuItemButton(
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closeOnActivate: false,
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onPressed: () async {
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ExampleWidgetState.showProjectionMatrices.value =
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!ExampleWidgetState.showProjectionMatrices.value;
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print("Set to ${ExampleWidgetState.showProjectionMatrices}");
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},
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child: Text(
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'${ExampleWidgetState.showProjectionMatrices.value ? "Hide" : "Display"} camera frustum',
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style: TextStyle(
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fontWeight: ExampleWidgetState.showProjectionMatrices.value
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? FontWeight.bold
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: FontWeight.normal),
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),
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),
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SubmenuButton(
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menuChildren: [1.0, 7.0, 14.0, 28.0, 56.0]
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.map((v) => MenuItemButton(
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onPressed: () {
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widget.controller.viewer.setCameraFocalLength(v);
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},
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child: Text(
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v.toStringAsFixed(2),
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),
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))
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.toList(),
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child: const Text("Set camera focal length")),
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SubmenuButton(
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menuChildren: [0.05, 0.1, 1.0, 10.0, 100.0]
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.map((v) => MenuItemButton(
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onPressed: () {
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_near = v;
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print("Setting camera culling to $_near $_far!");
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widget.controller.viewer.setCameraCulling(_near!, _far!);
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},
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child: Text(
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v.toStringAsFixed(2),
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),
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))
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.toList(),
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child: const Text("Set near")),
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SubmenuButton(
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menuChildren: [5.0, 50.0, 500.0, 1000.0, 100000.0]
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.map((v) => MenuItemButton(
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onPressed: () {
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_far = v;
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print("Setting camera culling to $_near! $_far");
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widget.controller.viewer.setCameraCulling(_near!, _far!);
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},
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child: Text(
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v.toStringAsFixed(2),
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),
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))
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.toList(),
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child: const Text("Set far")),
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MenuItemButton(
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onPressed: () async {
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widget.controller.viewer.setCameraPosition(1.0, 1.0, -1.0);
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},
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child: const Text('Set position to 1, 1, -1 (leave rotation as-is)'),
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),
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MenuItemButton(
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onPressed: () async {
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widget.controller.viewer.setCameraPosition(0.0, 0.0, 0.0);
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widget.controller.viewer.setCameraRotation(
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v.Quaternion.axisAngle(v.Vector3(0, 0.0, 1.0), 0.0));
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},
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child: const Text('Move to 0,0,0, facing towards 0,0,-1'),
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),
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MenuItemButton(
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onPressed: () {
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widget.controller.viewer.setCameraRotation(
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v.Quaternion.axisAngle(v.Vector3(0, 1, 0), pi / 4));
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},
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child: const Text("Rotate camera 45 degrees around y axis"),
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),
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MenuItemButton(
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onPressed: () {
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ExampleWidgetState.frustumCulling =
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!ExampleWidgetState.frustumCulling;
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widget.controller.viewer
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.setViewFrustumCulling(ExampleWidgetState.frustumCulling);
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},
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child: Text(
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"${ExampleWidgetState.frustumCulling ? "Disable" : "Enable"} frustum culling"),
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),
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MenuItemButton(
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closeOnActivate: false,
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onPressed: () async {
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var projMatrix =
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await widget.controller.viewer.getCameraProjectionMatrix();
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await showDialog(
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context: context,
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builder: (ctx) {
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return Center(
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child: Container(
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height: 100,
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width: 300,
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color: Colors.white,
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child: Text(projMatrix.storage
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.map((v) => v.toStringAsFixed(2))
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.join(","))));
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});
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},
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child: const Text("Get projection matrix")),
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SubmenuButton(
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menuChildren: ManipulatorMode.values.map((mm) {
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return MenuItemButton(
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onPressed: () {
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widget.controller.viewer.setCameraManipulatorOptions(
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mode: mm,
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orbitSpeedX: ExampleWidgetState.orbitSpeedX,
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orbitSpeedY: ExampleWidgetState.orbitSpeedY,
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zoomSpeed: ExampleWidgetState.zoomSpeed);
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},
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child: Text(
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mm.name,
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style: TextStyle(
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// fontWeight: ExampleWidgetState.cameraManipulatorMode == mm
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// ? FontWeight.bold
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// : FontWeight.normal
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),
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),
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);
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}).toList(),
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child: const Text("Manipulator mode")),
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SubmenuButton(
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menuChildren: [0.01, 0.1, 1.0, 10.0, 100.0].map((speed) {
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return MenuItemButton(
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onPressed: () {
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ExampleWidgetState.zoomSpeed = speed;
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widget.controller.viewer.setCameraManipulatorOptions(
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orbitSpeedX: ExampleWidgetState.orbitSpeedX,
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orbitSpeedY: ExampleWidgetState.orbitSpeedY,
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zoomSpeed: ExampleWidgetState.zoomSpeed);
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},
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child: Text(
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speed.toString(),
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style: TextStyle(
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fontWeight:
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(speed - ExampleWidgetState.zoomSpeed).abs() < 0.0001
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? FontWeight.bold
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: FontWeight.normal),
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),
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);
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}).toList(),
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child: const Text("Zoom speed")),
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SubmenuButton(
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menuChildren: [0.001, 0.01, 0.1, 1.0].map((speed) {
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return MenuItemButton(
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onPressed: () {
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ExampleWidgetState.orbitSpeedX = speed;
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ExampleWidgetState.orbitSpeedY = speed;
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widget.controller.viewer.setCameraManipulatorOptions(
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orbitSpeedX: ExampleWidgetState.orbitSpeedX,
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orbitSpeedY: ExampleWidgetState.orbitSpeedY,
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zoomSpeed: ExampleWidgetState.zoomSpeed);
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},
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child: Text(
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speed.toString(),
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style: TextStyle(
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fontWeight:
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(speed - ExampleWidgetState.orbitSpeedX).abs() < 0.0001
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? FontWeight.bold
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: FontWeight.normal),
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),
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);
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}).toList(),
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child: const Text("Orbit speed (X & Y)"))
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];
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}
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@override
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Widget build(BuildContext context) {
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// if (_near == null || _far == null) {
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// return Container();
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// }
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return SubmenuButton(
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controller: _menuController,
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menuChildren: _cameraMenu(),
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child: const Text("Camera"),
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);
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}
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}
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